Action induced myoclonus | Stimulus induced myoclonus | Myoclonus at rest | Dis-ability score | Global assessment | Sum total | Sum (%) | |
---|---|---|---|---|---|---|---|
Preop | 50 | 34 | 18 | 11 | 3 | 116 | 100 |
DBS-off | 36.5 | 24 | 2.5 | 9 | 3 | 75 | 65 |
DBS-on | 29 | 4 | 2.5 | 5 | 1.5 | 42 | 36 |
Myoclonus rating scores preoperatively, on and off deep brain stimulation (DBS) 10 months postoperatively, modified according toTruong and Fahn.4 Postoperative ratings were obtained by an observer (TT), who had been blinded to the stimulation status ("on” or “off”).